package net.xiduth.io.io.File;

/*
 * Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/* @test
 @bug 6176051
 @summary Check isFile's handling of Windows device names
 */

import java.io.File;

public class WinDeviceName {
	private static String devnames[] = { "CON", "PRN", "AUX", "NUL", "COM1",
			"COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9",
			"LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8",
			"LPT9", "CLOCK$" };

	public static void main(String[] args) throws Exception {
		String osName = System.getProperty("os.name");
		if (!osName.startsWith("Windows")) {
			return;
		}
		for (int i = 0; i < devnames.length; i++) {
			if (new File(devnames[i]).isFile()
					|| new File(devnames[i] + ".txt").isFile()) {
				if ("CLOCK$".equals(devnames[i])
						&& (osName.startsWith("Windows 9") || osName
								.startsWith("Windows Me"))) {
					// "CLOCK$" is a reserved device name for NT
					continue;
				}
				throw new Exception("isFile() returns true for Device name "
						+ devnames[i]);
			}
		}
	}
}
